// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "cc/tiles/tile_draw_info.h"

#include "base/metrics/histogram_macros.h"
#include "cc/base/math_util.h"

namespace cc {

TileDrawInfo::TileDrawInfo()
    : mode_(RESOURCE_MODE)
    , solid_color_(SK_ColorWHITE)
    , resource_(nullptr)
    , contents_swizzled_(false)
    , was_ever_ready_to_draw_(false)
    , was_ever_used_to_draw_(false)
    , was_a_prepaint_tile_(false)
{
}

TileDrawInfo::~TileDrawInfo()
{
    DCHECK(!resource_);
    if (was_ever_ready_to_draw_ && was_a_prepaint_tile_) {
        UMA_HISTOGRAM_BOOLEAN("Renderer4.ReadyToDrawTileDrawStatus",
            was_ever_used_to_draw_);
    }
}

void TileDrawInfo::AsValueInto(base::trace_event::TracedValue* state) const
{
    state->SetBoolean("is_solid_color", mode_ == SOLID_COLOR_MODE);
    state->SetBoolean("is_transparent",
        mode_ == SOLID_COLOR_MODE && !SkColorGetA(solid_color_));
}

} // namespace cc
